Operating System and Security Assignment $(15$ Points$).$

"vuln" $($Attached with the homework$)$ is an ELF binary that has been written in C language and compiled in Linux X$86$ architecture using gec compiler. The program asks the user to enter a valid password in order to gain access to the program.

Notes

$1-$ Try using an old version of Ubuntu $($not a new one$)$

$2-$ Don't forget to disable the ASLR before crafting the exploit.

$3-$ This is a group project of no more than two students and is worth $15$ points

$4-$ You must give the program full permissions on Linux

$5.$ You must provide snapshots for each step; otherwise, points will not be counted.

$6-$ Late submissions will not be accepted.

$7-$ In case you got stuck in objective $2,$ use pwntools

Python library.

Objectives

$1.$ Exploit the program and gain access to the restricted area. $(4$ points$)$

$2.$ Exploit the program and redirect the control flow to a shellcode that prints out your name upon successful execution.

Use the Metasploit framework to generate a shellcode that does this sort of functionality for you. $(10$ points$)$

$3.$ Use a tool to extract and list the system calls that have been used in this program $(1$ point$)$